This letter was about admiring on the achievements of Sastry for his professional status at the institute.

This fond contains medals and awards received by Dr. M. K. Vainu Bappu

The item was about M. K. Vainu Bappu's death that reported at Munich hospital, where he underwent a major bypass heart surgery. His condition became serious following kidney failure. It also reiterates M. K. Vainu Bappu's achievement not only from his own country but also from international astronomical fraternity.

This item was about the Padma Bhushan Award honoured to M.K.Vainu Bappu on 28-03-1981. The Padma Bhushan is the third-highest civilian award in India. It is awarded for "distinguished service of a high order". The award was established on January 2, 1954.

This item was about the Donohoe Medal of the Astronomical Society of the Pacific presented to M.K.Vainu Bappu in commemoration of the discovery of a comet on 02-07-1949. This medal was awarded to the discoverer of a new comet. This medal was donated by Joseph A. Donohoe, a wealthy businessman from San Francisco. The medal was announced at the July 1889 meeting of the Society.

This item was about the Satyendranath Bose Medal of the Indian National Science Academy for the year 1983 awarded to M.K. Vainu Bappu. The Satyendranath Bose medal is awarded every three years to a distinguished scientist in the field of physical sciences.